| Date: | 2021-09-15 |
| Time: | 1731 |
| Geyser: | Penta |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | Minor |
| Duration: | 20m |
| Standardized Duration: | 20m |
| Time Entered: | 2021-09-15 17:33:05 |
| Time Updated: | 2021-09-15 18:54:35 |
| Time Uploaded: | 2021-09-15 18:54:34 |
| Entrant: | Graham |
| Observer: | BenVL, BrianG, and I. |
| Submitted to: | GeyserTimes for Android |
| Comments: | 14m after Sawmill quit from a 3h+ eruption. 17m after Spasmodic quit. |